SHARE-BASED COMPENSATION (Tables)

The following table summarizes the total share-based compensation expense included in the condensed consolidated statements of operations and comprehensive income (loss):


	For the Three Months Ended June 30,				For the Six Months Ended June 30,
(in thousands)	2022		2021		2022		2021
Selling, general and administrative	$	2,866	$	1,083	$	4,130	$	2,073
Total stock-based compensation expense	$	2,866	$	1,083	$	4,130	$	2,073

Stock option activity and information about stock options outstanding are summarized in the following table:


	Stock Option Awards	Weighted Average Exercise Price		Weighted Average Remaining Contractual Life (Years)
Outstanding at December 31, 2021	5,636,154	$	7.68	8.29
Granted	—	—		—
Exercised	—	—		—
Forfeited	(21,749)	6.76		—
Outstanding at June 30, 2022	5,614,405	7.68		7.79
Vested or expect to vest as of June 30, 2022	5,614,405	7.68		7.79
Vested and Exercisable as of June 30, 2022	3,101,532	7.70		7.72

Activity and information about non-vested RSUs outstanding are summarized in the following table:


	Restricted Stock Units	Weighted Average Grant Date Fair Value (in thousands)
Outstanding at December 31, 2021	154,286	$	2,006
Granted	3,754,572	25,156
Vested	(38,572)	(500)
Forfeited	(61,335)	(411)
Outstanding at June 30, 2022	3,808,951	$	26,251